Anti-gang czar Jeff Carr

Luis Sinco / Los Angeles Times

The Rev. Jeff Carr, who has won praise for his handling of the city's anti-gang program, will replace Chief of Staff Robin Kramer, who has run the mayor's office since the start of Villaraigosa's first term in 2005.

The Rev. Jeff Carr, who has won praise for his handling of the city's anti-gang program, will replace Chief of Staff Robin Kramer, who has run the mayor's office since the start of Villaraigosa's first term in 2005. (Luis Sinco / Los Angeles Times)

The Rev. Jeff Carr, who has won praise for his handling of the city's anti-gang program, will replace Chief of Staff Robin Kramer, who has run the mayor's office since the start of Villaraigosa's first term in 2005.